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Finding the Fourth Proportional to 336,411.78, 464,259.47 and 183,458.34

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Solution

The fourth proportional to 336,411.78, 464,259.47 and 183,458.34 is: 253,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,411.78 : 464,259.47 = 183,458.34 : x
  2. Step 2: Convert to fraction form
    336,411.78/464,259.47 = 183,458.34/x
  3. Step 3: Cross multiply
    336,411.78x = 464,259.47 × 183,458.34
  4. Step 4: Simplify right side
    336,411.78x = 85,172,271,695.48
  5. Step 5: Solve for x
    x = 85,172,271,695.48/336,411.78
  6. Step 6: Final answer
    x = 253,178.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.